ETON
ETON PHARM (ETON)
NASDAQ
$50.08+$0.05 (+0.11%)
Price as of Oct 22, 2026 7:30 PM EDT
  • $1.4B
    Market Cap
  • 164.20%
    1-Year Change
  • Drug Manufacturers - Specialty & Generic
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
OPALEYE MANAGEMENT INC.
10.01%
2.9M
0 (0.00%)
Jun 30, 2026
ECOR1 CAPITAL, LLC
7.60%
2.2M
0 (0.00%)
Jun 30, 2026
BLACKROCK, INC.
6.63%
1.9M
+178,547 (+9.42%)
Jun 30, 2026
VANGUARD GROUP INC
4.72%
1.3M
+4,553 (+0.34%)
Dec 31, 2025
NANTAHALA CAPITAL MANAGEMENT, LLC
4.11%
1.2M
0 (0.00%)
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
3.42%
976,570
-17,519 (-1.79%)
Jun 30, 2026
MORGAN STANLEY
2.69%
767,972
+290,015 (+37.76%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions198.9M (79.05%)
  • Mutual Funds45.8M (18.19%)
  • Insiders7.0M (2.77%)
  • Other0 (0.00%)

Insider Transactions

  • 2.77% (7.0M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 5
    Number of InsiderSelling (last 12 months)
  • $352.9M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Krempa David
Chief Business Officer
Sell
Oct 06, 2026
$229,406.21
4,166
$55.07
43,381
Krempa David
Chief Business Officer
Exempt
Oct 02, 2026
$0.00
10,522
$0.00
21,044
Krempa David
Chief Business Officer
Exempt
Oct 02, 2026
$0.00
10,522
$0.00
47,547
MAIER PAUL V
Exempt
Aug 28, 2026
$0.00
50,000
$0.00
0
MAIER PAUL V
Exempt
Aug 28, 2026
$189,000.00
50,000
$3.78
109,745
MAIER PAUL V
Sell
Aug 28, 2026
$2.1M
36,387
$58.64
73,358
MAIER PAUL V
Sell
Aug 28, 2026
$811,931.85
13,485
$60.21
59,873
MAIER PAUL V
Sell
Aug 28, 2026
$7,906.56
128
$61.77
59,745
Krempa David
Chief Business Officer
Exempt
Aug 24, 2026
$0.00
25,000
$0.00
70,000
Krempa David
Chief Business Officer
Exempt
Aug 24, 2026
$182,750.00
25,000
$7.31
62,025
Krempa David
Chief Business Officer
Sell
Aug 24, 2026
$1.6M
25,000
$65.07
37,025
BRYNJELSEN SEAN
President & CEO
Sell
Aug 20, 2026
$2.8M
47,307
$60.17
1.0M
BRYNJELSEN SEAN
President & CEO
Sell
Aug 20, 2026
$2.2M
36,373
$61.11
968,536
BRYNJELSEN SEAN
President & CEO
Sell
Aug 20, 2026
$456,085.04
7,342
$62.12
961,194
BRYNJELSEN SEAN
President & CEO
Sell
Aug 19, 2026
$562,471.70
8,978
$62.65
1.1M
Erdogan-Trinkaus Ipek
Chief Commercial Officer
Award
Jul 31, 2026
$0.00
80,000
$0.00
80,000
BRYNJELSEN SEAN
President & CEO
Award
Jul 31, 2026
$0.00
128,985
$0.00
128,985
Krempa David
Chief Business Officer
Award
Jul 31, 2026
$0.00
128,985
$0.00
128,985
MAIER PAUL V
Award
Jul 31, 2026
$0.00
10,000
$0.00
10,000
Matthews Judith M.
Chief Financial Officer
Award
Jul 31, 2026
$0.00
32,246
$0.00
32,246
Adams Jennifer McKie
Award
Jul 31, 2026
$0.00
10,000
$0.00
10,000
BRYNJELSEN SEAN
President & CEO
Exempt
Jul 14, 2026
$0.00
200,000
$0.00
0
Opaleye Management Inc.
Sell
Jul 14, 2026
$563,146.50
15,000
$37.54
2.7M
BRYNJELSEN SEAN
President & CEO
Exempt
Jul 14, 2026
$274,000.00
200,000
$1.37
1.1M
Opaleye Management Inc.
Sell
Jul 14, 2026
$499,886.38
13,315
$37.54
40,000
Krempa David
Chief Business Officer
Exempt
Jul 12, 2026
$0.00
10,000
$0.00
0
BRYNJELSEN SEAN
President & CEO
Exempt
Jul 12, 2026
$0.00
27,500
$0.00
0
Krempa David
Chief Business Officer
Exempt
Jul 12, 2026
$0.00
10,000
$0.00
37,025
BRYNJELSEN SEAN
President & CEO
Exempt
Jul 12, 2026
$0.00
27,500
$0.00
861,194
Adams Jennifer McKie
Exempt
Jun 17, 2026
$0.00
50,000
$0.00
0